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Ruby program to convert a number into a rational number

Last Updated : December 15, 2025

Problem Solution

In this program, we will read a number from the user and convert it into a rational number using the to_r() function.

Program/Source Code

The source code to convert a number into a rational number is given below. The given program is compiled and executed successfully.

# Ruby program to convert a 
# number into rational number

print "Enter number: ";
num = gets.chomp.to_f;  

result = num.to_r();  

print "Rational number: ",result;

Output

Enter number: 10.45
Rational number: 2941413506626355/281474976710656

Explanation

In the above program, we read a number from the user using gets.chomp.to_f. Then we converted the input number into a rational number using the to_r() function and printed the result.

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